., but it will raise the stakings for the obama administration. >>> new poll numbers indicate new jersey mayor cory booker leading frank lautenberg in a hypothetical democratic primary for the u.s. senate. according to the latest quinnipiac poll, booker leads 51 to 30. lautenberg has not said whether he'll run for re-election next year. and booker is, quote, still exploring the idea of a senatorial bid. >>> all right. up next, a republican rift. we're taking a deep dive into the power struggle going on right now within the gop. it has to do with what's going on down in charlotte and the rnc. you're watching "the daily rundown," only on msnbc. bster is hitting the streets to tell real people about our new 15 under $15 menu! oh my goodness... oh my gosh, this looks amazing... [ male announcer ] 15 entrees under $15! it's our new maine stays! seafood, chicken, and more! ooh! the tilapia with roasted vegetables. i'm actually looking at the wood grilled chicken with portobello wine sauce. that pork chop was great. no more fast food friday's. we're going to go to red lobster... [ male announce